israel claims it hits its target 90 percent of the time. it uses 50,000-dollar missiles to knock down rockets that cost as little as $800. >> union workers are walking a picket line. all part of a 24 hour strike that started two hours ago. these are live pictures. staff and managers have been working without a contract for months. they rejected managements latest offer. >> we want a contract. we want to protect workers benefits. it's a matter of worker solidarity. and we're here to stand up for -- i'm from san francisco. we're going to stand up for our brothers in oakland here. >> tonight the airport is operating normally but union members and supporters say they'll be at the port of oakland at 5:00 a.m. tomorrow morning to picket there. and that may cause some disruptions. >>> when i say the word oakland, what comes to mind? well, cbs 5 reporter chris shows us how a famous hometown rapper wants to fix what some consider the city's image problem. >> in the wake of another homicide in oakland. you've heard the stories. oaklanders know them a